Home / 5,288,253,482.10-7,297,789,471.77-2,909,340,384.90

Finding the Fourth Proportional to 5,288,253,482.10, 7,297,789,471.77 and 2,909,340,384.90

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Solution

The fourth proportional to 5,288,253,482.10, 7,297,789,471.77 and 2,909,340,384.90 is: 4,014,889,547.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,253,482.10 : 7,297,789,471.77 = 2,909,340,384.90 : x
  2. Step 2: Convert to fraction form
    5,288,253,482.10/7,297,789,471.77 = 2,909,340,384.90/x
  3. Step 3: Cross multiply
    5,288,253,482.10x = 7,297,789,471.77 × 2,909,340,384.90
  4. Step 4: Simplify right side
    5,288,253,482.10x = 21,231,753,630,718,500,864
  5. Step 5: Solve for x
    x = 21,231,753,630,718,500,864/5,288,253,482.10
  6. Step 6: Final answer
    x = 4,014,889,547.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.